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Commit dd11976a authored by Moiz Sonasath's avatar Moiz Sonasath Committed by Ben Dooks
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i2c-omap: ACK pending [R/X]DR and [R/X]RDY interrupts 



ACK any pending read/write interrupts before exiting the ISR either after
completing the operation [ARDY interrupt] or in case of an error
[NACK|AL interrupt]

Signed-off-by: default avatarMoiz Sonasath <m-sonasath@ti.com>
Signed-off-by: default avatarVikram Pandita <vikram.pandita@ti.com>
Signed-off-by: default avatarBen Dooks <ben-linux@fluff.org>
parent dcc4ec26

drivers/i2c/busses/i2c-omap.c

+3 −0
Original line number Diff line number Diff line
@@ -694,6 +694,9 @@ omap_i2c_isr(int this_irq, void *dev_id) 
		}

		if (stat & (OMAP_I2C_STAT_ARDY | OMAP_I2C_STAT_NACK |

					OMAP_I2C_STAT_AL)) {

			omap_i2c_ack_stat(dev, stat &

				(OMAP_I2C_STAT_RRDY | OMAP_I2C_STAT_RDR |

				OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR));

			omap_i2c_complete_cmd(dev, err);

			return IRQ_HANDLED;

		}